4244013 has 12 divisors (see below), whose sum is σ = 6156540. Its totient is φ = 2817216.

The previous prime is 4244003. The next prime is 4244017. The reversal of 4244013 is 3104424.

It can be written as a sum of positive squares in 2 ways, for example, as 191844 + 4052169 = 438^2 + 2013^2 .

It is not a de Polignac number, because 4244013 - 2⁴ = 4243997 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4244017) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1545 + ... + 3297.

It is an arithmetic number, because the mean of its divisors is an integer number (513045).

Almost surely, 2^4244013 is an apocalyptic number.

It is an amenable number.

4244013 is a deficient number, since it is larger than the sum of its proper divisors (1912527).

4244013 is a wasteful number, since it uses less digits than its factorization.

4244013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2028 (or 2025 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4244013 is about 2060.1002402796. The cubic root of 4244013 is about 161.9044933167.

Adding to 4244013 its reverse (3104424), we get a palindrome (7348437).

The spelling of 4244013 in words is "four million, two hundred forty-four thousand, thirteen".